WOOTON AND STANDLEY FLORA OF NEW MEXICO. 565 



18. PRUNELLA L. Self-heal. 



Perennial herb with ovate-lanceolate to oblong-lanceolate, obscurely toothed, 

 l^etiolate leaves and stout crowded bracted terminal spikes of purple flowers; calyx 

 reddish purple, 2-lipped, the tube 10-ribbed; corolla 2-lipped, the tube longer than 

 the calyx, the upper lip arched, the lower 3-lobed; stamens 4, 2 of the filaments 

 sterile; nutlets smooth. 



1. PrimeUa vulgaris L. Sp. PI. 600. 1753. 



Type locality: "Habitat in Europae pascuis." 



Range: Throughout temperate North America, Asia, and Europe. 



New Mexico: Chama; Tunitcha Mountains; Santa Fe and Las Vegas mountains; 

 East Canyon; Ruidoso Creek; James Canyon. Transition Zone. 



Standley's 6787 from Chama is a form with white corollas. 



19. LAMITJM L. Henbit. 



Low annual with diffusely branched stems and incised or toothed leaves, the lower 

 ones mostly petioled; flowers in axillary clusters; calyx campanulate or tubular- 

 campanulate, the tube 5-nerved, the limb 5-toothed; corolla slender tubular-funnel- 

 form, the upper lip erect, concave, usually entire, the lower spreading, 3-lobed; 

 stamens 4, all fertile; nutlets smooth or tuberculate. 



1. Lamium anaplexicaule L. Sp. PI. 579. 1753. 

 Type locality: "Habitat in Europae cultis." 



Range: A native of the Old World, introduced in many parts of North America. 

 New Mexico: Santa Fe (Coc^ereZZ). 



20. STACHYS L. Hedge nettle. 



Perennial herbs, 10 to 60 cm.- high, with freely branched stems and toothed leaves, 

 the flowers in axillary clusters at the ends of the stems, the upjDer leaves gradually 

 reduced and the flower clusters appearing as verticels, gradually approximated into 

 an interrupted spike; calyx campauulate-tubular, 5 to 10-ribbed, the 5 lobes equal 

 or nearly so; corolla pink, purple, or bright red, 2-lipped, the upper lip entire or 

 notched, erect, the lower 3-lobed, the middle lobo largest and entire or 2-lobed; 

 stamens 4; nutlets smooth, obtuse. 



key to the species. 



Corolla much exserted, bright red, about 25 mm. long; leaves long- 



petioled; plants puberulent, sparingly hirsute 1. S. coccinea. 



Corollas barely exceedmg the calyx, purplish or pink, about 15 



mm. long; leaves short-petioled or sessile; plants hii-sute or 



woolly throughout, especially on the younger parts. 



Plants woolly, especially on the inflorescence, low, 10 to 20 



cm. high, branched from the base; leaves narrowly 



oblong-lanceolate, obtuse 2. S. rothrochii. 



Plants hirsute throughout, densely so in the inflorescence, 

 30 to 60 cm. high, branched above; leaves oblong to 

 elliptic-lanceolate, acute 3. S. scopulorum. 



1. Stachys coccinea Jacq. PI. Hort. Schonbr. 3: 18. pi. 284. 1798. 



Scarlet hedge nettle. 



Type locality: Not known. 



Range: Western Texas to southern Arizona and southward. 



New Mexico: Kingston; Mangas Springs; San Luis Mountains; Dog Mountains; 

 Organ Mountains. Canyons, in the Upper Sonoran Zone. 



